Podcast
Questions and Answers
What percentage of Earth's surface is covered in water?
What percentage of Earth's surface is covered in water?
- 30%
- 71% (correct)
- 50%
- 90%
What percentage of the Earth's water is freshwater?
What percentage of the Earth's water is freshwater?
- 50%
- 10%
- 20%
- 3% (correct)
Which form of water makes up the majority of the Earth's water?
Which form of water makes up the majority of the Earth's water?
- Glaciers and ice caps
- Liquid water in oceans (correct)
- Soil moisture and aquifers
- Water vapor in the atmosphere
What percentage of the remaining freshwater on Earth is frozen in ice caps and glaciers?
What percentage of the remaining freshwater on Earth is frozen in ice caps and glaciers?
Why is the water in the oceans not suitable for drinking?
Why is the water in the oceans not suitable for drinking?
What role do ice caps and glaciers play in regulating ocean levels and global temperatures?
What role do ice caps and glaciers play in regulating ocean levels and global temperatures?
How much of the remaining freshwater on Earth is available for use and consumption?
How much of the remaining freshwater on Earth is available for use and consumption?
What percentage of the global water supply is made up of groundwater used for drinking and crop irrigation?
What percentage of the global water supply is made up of groundwater used for drinking and crop irrigation?
How much of the Earth's water is comprised of saltwater?
How much of the Earth's water is comprised of saltwater?
What percentage of the Earth's freshwater sources is found in ice caps and glaciers?
What percentage of the Earth's freshwater sources is found in ice caps and glaciers?
Which type of water source makes up less than 1% of all freshwater on Earth?
Which type of water source makes up less than 1% of all freshwater on Earth?
How does water move from the Earth to the atmosphere in the water cycle?
How does water move from the Earth to the atmosphere in the water cycle?
What is the approximate diameter of the drop of water covering the central US, representing all available water on Earth?
What is the approximate diameter of the drop of water covering the central US, representing all available water on Earth?
What is the percentage of surface water out of all freshwater on Earth?
What is the percentage of surface water out of all freshwater on Earth?
What percentage of the Earth's water is freshwater?
What percentage of the Earth's water is freshwater?
Why is a large portion of the Earth's freshwater not available for use?
Why is a large portion of the Earth's freshwater not available for use?
Which statement best describes the distribution of water on Earth?
Which statement best describes the distribution of water on Earth?
What role does water in the form of ice caps and glaciers play in the environment?
What role does water in the form of ice caps and glaciers play in the environment?
Why can't the majority of the water seen from space be used for drinking?
Why can't the majority of the water seen from space be used for drinking?
Where is a significant portion of Earth's usable freshwater stored?
Where is a significant portion of Earth's usable freshwater stored?
Why does water in its frozen state benefit the environment?
Why does water in its frozen state benefit the environment?
What percentage of the Earth's water is made up of saline water or saltwater?
What percentage of the Earth's water is made up of saline water or saltwater?
Where can extensive amounts of saltwater be found in the western United States?
Where can extensive amounts of saltwater be found in the western United States?
What percentage of the Earth's freshwater sources are made up of swamp water, rivers, and lakes?
What percentage of the Earth's freshwater sources are made up of swamp water, rivers, and lakes?
Where can soil moisture be found?
Where can soil moisture be found?
What is the approximate diameter of the drop of water covering the central US representing all available water on Earth?
What is the approximate diameter of the drop of water covering the central US representing all available water on Earth?
How does water move from the Earth to the atmosphere in the water cycle?
How does water move from the Earth to the atmosphere in the water cycle?
What percentage of the Earth's living creatures use freshwater as their main water source?
What percentage of the Earth's living creatures use freshwater as their main water source?
What percentage of all freshwater on Earth is made up of soil moisture and atmospheric water vapor combined?
What percentage of all freshwater on Earth is made up of soil moisture and atmospheric water vapor combined?
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